20 J 



Canadian Arctic Expedition, 1913-18 



PLATE III. 



Fig. 1 Diaptomus bacillifer, last cephalothoracic segment, from the side X 223 



2 " " abdomen of female X 110 



3 " " fifth foot of female X 223 



4 " " fifth feet of male X 223 



5 " " terminal segments of antenna of male X 222 



6 Diaptomus arcticus, first abdominal segment of female from the side X 223 



7 " " terminal segments of antenna of male X 110 



8 " " fifth foot of female X 110 



9 " " fifth feet of male X 81 



10 Diaptomus wardi, fifth feet of male 



1 1 Cyclops magnus, abdomen of female X 55 



12 " " fourth foot X 110 



13 Diaptomus arcticus, second basal segment of right fifth foot of male 



14 Cyclops magnus, f urea of female X 223 



